Home / 146,123.01-200,875.67-125,629.59

Finding the Fourth Proportional to 146,123.01, 200,875.67 and 125,629.59

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Solution

The fourth proportional to 146,123.01, 200,875.67 and 125,629.59 is: 172,703.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,123.01 : 200,875.67 = 125,629.59 : x
  2. Step 2: Convert to fraction form
    146,123.01/200,875.67 = 125,629.59/x
  3. Step 3: Cross multiply
    146,123.01x = 200,875.67 × 125,629.59
  4. Step 4: Simplify right side
    146,123.01x = 25,235,928,063.08
  5. Step 5: Solve for x
    x = 25,235,928,063.08/146,123.01
  6. Step 6: Final answer
    x = 172,703.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.